# o1: AI model fact sheet

- **Provider:** openai
- **Released:** 2024-12-05
- **Context window:** 128,000 tokens
- **Parameters:** 175B
- **API pricing:** $15.00 / 1M input, $60.00 / 1M output
- **OpenRouter ID:** openai/o1
- **Capabilities:** conversation, web-design, code-generation, reasoning

o1 achieves 86% accuracy on Mathematics Olympiad benchmarks (vs. GPT-4o's 13%), offers PhD-level STEM proficiency, and is built with extensive alignment training and safety evaluation.

## Benchmarks

| Benchmark | Score |
| --- | --- |
| MMLU | 91.8% |
| GPQA | 75.7% |
| MATH | 96.4% |
| MGSM | 89.3% |
| SWE-bench Verified | 48.9% |

Source: real side-by-side outputs, pricing and specs at https://rival.tips/models/o1